Security

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Java

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JSF Backing Bean Tips: Parameter Extractions and Redirects by Leonard Anghel These two quick JSF bean backing tips show how to extract request parameters and redirect page loads.
Java Code to Filter File Names in a Directory by deniz mermerci Using this Java code snippet, you can filter file names for array of extensions, split the file names, and test the resulting array.
Managed Classes and Object Injection in Java EE 5 by Anghel Leonard Get a quick reference for what types of managed class can inject what object in Java EE 5.
Managing Concurrent Requests with EJB Containers by Anghel Leonard A limitation of EJB containers is that they can't serialize complex objects. Find out how the PrePassivate and PostActivate methods overcome this shortcoming.
Using EJB Interceptors for Java EE Audits by Leonard Anghel With EJB interceptors, you can access the name, parameters, and EJB context of business methods.
How to Read Environment Variables in SQL Server Using T-SQL by Deepak Choudhari The xp_cmdshell extended stored procedure in SQL Server enables you to read environment variables in T-SQL.
Java Tip: Optimization Technique for Lists by Deepak Tyagi An ArrayList that is not initialized with the proper size can slow your Java application's performance.
Displaying the Row Number in a SELECT Query with SQL Server 2005 by Deepak Choudhari SQL Server 2005 introduced a function that is very handy when you want the result set to have row numbers assigned to each returned row.
A Simple Password-Checking Routine by Brian Abernathy Here's a simple password-checking routine that ensures that the user-entered password matches specific password criteria.
Retrieving Table Size in SQL Server by Deepak Choudhari Use this handy tip to determine the size of your SQL Server tables, which can be very useful for estimating the size and growth of a database over time.
Static Class Values Are Valid Even Without a Main Method by Mannu Saini This example shows how a static block can work even without a main method.
Choosing a Large-Text Data Type for SQL Server Table Columns by Deepak Choudhari SQL Server offers several different data types for storing large amounts of data in table columns. But which should you use?
Using Tree(Map,Set) in Collections by Sivaranjani Duraisamy To add objects to a Tree(Map, Set), implement the Comparable.compareTo method.
A Guide to Determine When You Need a Java Interface by Rajasekaran Kandhasamy You definitely need an interface if your needs match either of the two scenarios discussed in this tip.
Using String.split(String) vs. Using a StringTokenizer by Hrudananda Pattanaik It's not always safe to use String.split(String). Consider using the String Tokenizer API instead.
Achieve Syntax Brevity with Anonymous Classes and Instance Initializers by Abdul Salam Shorten your code using these techniques.
Execute DOS Commands from a Java Program by Hrudananda Pattanaik Use this tip to run DOS commands from your Java Program on Windows.
Comparing Constant Strings with String Variables by Ritesh Patel Avoid NullPointerExceptions by comparing string constants with string variables—not the other way around.
Discover Long-Running Queries by Srinath MS Let SQL Server tell you which queries take the longest to run.
Encrypt and Decrypt Configuration File Sections from a Command Line by Deepak Choudhari When you're delivering an application or testing it, it's very convenient to be able to encrypt and decrypt sections of a configuration file from a command line.
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